Every season of Monsters Inside Me ever, ranked from best to worst by thousands of votes from fans of the show. The best seasons of Monsters Inside Me!

Part horror movie, part medical detective story, find out what happens when people fall prey to an infection from a parasite, those nasty microscopic creatures found in water, soil and even in the air. Victims' stories are retold, including how doctors and scientists attempt to unravel each case before it's too late. Biologist Dan Riskin, assisted by doctors and experts who witnessed each case, leads the scientific discussion about each parasite.

The Best Seasons of Monsters Inside Me

The Best Seasons of Monsters Inside Me